*{
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
}
a{
    text-decoration: none;
}
ul{
    list-style: none;
}
body{
  background-color:  #f4f4f4;
}
.top {
    top: 0px;
    width: 100%;
    height: 45px;
    background-color: #ffffff;
    color: #000000;
    position: fixed;
    border-bottom: 1px solid #d8d8d8;
    text-align: center;
    cursor: pointer;
    z-index: 9999;
    a {
      vertical-align: middle;
      font-family: cursive;
      font-size: 25px;
      top: 50%;
      position: absolute;
      left: 15px;
      transform: translateY(-50%);
    }
    .top_title {
      font-size: 18px;
      display: inline-block;
      line-height: 42px;
      vertical-align: middle;
      width: 50%;
      text-overflow: ellipsis;
      overflow: hidden;
      white-space: nowrap;
    }
  }